Silveira, Fernando A. & Martines, Roderic B., 2009, A new species of Mydrosoma Smith with a key to Brazilian species of the genus and a discussion on the classification of the Dissoglottini (Hymenoptera: Colletidae)

Silveira, Fernando A. & Martines, Roderic B., 2009, A new species of Mydrosoma Smith with a key to Brazilian species of the genus and a discussion on the classification of the Dissoglottini (Hymenoptera: Colletidae), Zootaxa 2105, pp. 32-42